Discovery certificate for object 2018C
TNS Astronomical Transient Report No. 16199 [ 2018TNSTR...5....1D ]

Date Received (UTC): 2018-01-03 13:03:53
Sender: Gaia (Gaia_Bot1)
Reporting Group: GaiaAlerts     Discovery Data Source: GaiaAlerts

A. Delgado, D. Harrison, S. Hodgkin, M. van Leeuwen, G. Rixon, A. Yoldas (University of Cambridge), on behalf of Gaia Alerts team report/s the discovery of a new astronomical transient.

IAU Designation: AT 2018C
Discoverer internal name: Gaia18aak
Coordinates (J2000): RA = 04:12:01.220 (63.005083) DEC = +76:00:57.31 (76.015919)
Discovery date: 2018-01-01 03:30:14.000 (JD=2458119.6459954)


Remarks: blue hostless transient, rising

Photometry

Discovery (first detection):
Discovery date: 2018-01-01 03:30:14.000
Flux: 16.84 ABMag
Filter: G-Gaia
Instrument: Gaia-photometric
Telescope: Gaia Spacecraft

Last non-detection:
Last non-detection date: 2017-12-20 09:24:28
Limiting flux: 21.5 ABMag
Filter: G-Gaia
Instrument: Gaia-photometric
Telescope: Gaia Spacecraft


Details of the new object can be viewed here: https://www.wis-tns.org/object/2018C